Espresso coffee machine



FIG. 1 is a front elevational view of an espresso coffee machine showing my new design;

FIG. 2 is a rear elevational view of the espresso coffee machine of FIG. 1.

FIG. 3 is a left side elevational view of the espresso coffee machine of FIG. 1.

FIG. 4 is a right side elevational view of the espresso coffee machine of FIG. 1.

FIG. 5 is a top plan view of the espresso coffee machine of FIG. 1.

FIG. 6 is bottom plan view of the espresso coffee machine of FIG. 1; and,

FIG. 7 is a perspective view of the espresso coffee machine of FIG. 1.

The broken lines appearing in the figures are for the purpose of illustrating the environmental structure of the article of the claimed design and form no part of the claimed design. 

The ornamental design for an espresso coffee machine, as shown and described. 